This is my most upvoted node. And my first post, too. I hadn't learnt how to create a user account at that state. (Boy, does it look bad now - must revisit it at some stage to fix bugs, and shorten it a bit)

Maximillian tells me to do horrible things. I try to ignore him.

If anyone remembers a webcomic of the early 00s called 'Trevor the cat' that was me.

I like the trickery of perl golf..

Here's a thing to print out all the valid permutations of a number of pairs of parentheses (don't try it on a number bigger than 7, it's also quite a good machine killer):